HB

Hans Bieri

HA Hydrostress Ag: 1 patents #1 of 2Top 50%
📍 Pfäffikon, CH: #2 of 5 inventorsTop 40%
Overall (1997): #145,902 of 185,788Top 80%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5653509 Blockage-protected drive system with a centrifugal clutch, and sawing apparatus driven through said clutch 1997-08-05